Home / 14,449.53-21,656.55-8,214.75

Finding the Fourth Proportional to 14,449.53, 21,656.55 and 8,214.75

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Solution

The fourth proportional to 14,449.53, 21,656.55 and 8,214.75 is: 12,312.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,449.53 : 21,656.55 = 8,214.75 : x
  2. Step 2: Convert to fraction form
    14,449.53/21,656.55 = 8,214.75/x
  3. Step 3: Cross multiply
    14,449.53x = 21,656.55 × 8,214.75
  4. Step 4: Simplify right side
    14,449.53x = 177,903,144.11
  5. Step 5: Solve for x
    x = 177,903,144.11/14,449.53
  6. Step 6: Final answer
    x = 12,312.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.